Package "linux-dell300x"

This package belongs to a PPA: Canonical Kernel Team

Name: linux-dell300x


This package is just an umbrella for a group of other packages, it has no description.
Description samples from packages in group:

  • Header files related to Linux kernel version 4.15.0
  • Header files related to Linux kernel version 4.15.0
  • Header files related to Linux kernel version 4.15.0
  • Header files related to Linux kernel version 4.15.0

Latest version: 4.15.0-1016.20
Release: bionic (18.04)
Level: base
Repository: main


Other versions of "linux-dell300x" in Bionic

Repository Area Version
security universe 4.15.0-1017.21
updates universe 4.15.0-1017.21
proposed universe 4.15.0-1016.20

Packages in group

Deleted packages are displayed in grey.


Version: 4.15.0-1016.20 2021-03-26 13:08:42 UTC

 linux-dell300x (4.15.0-1016.20) bionic; urgency=medium
   * bionic/linux-dell300x: 4.15.0-1016.20 -proposed tracker (LP: #1919519)
   * Bionic update: upstream stable patchset 2021-02-26 (LP: #1917093)
     - [Config] dell300x: Updateconfigs for BDC_PCI
   [ Ubuntu: 4.15.0-141.145 ]
   * bionic/linux: 4.15.0-141.145 -proposed tracker (LP: #1919536)
   * binary assembly failures with CONFIG_MODVERSIONS present (LP: #1919315)
     - [Packaging] quiet (nomially) benign errors in BUILD script
   * selftests: bpf verifier fails after sanitize_ptr_alu fixes (LP: #1920995)
     - bpf: Simplify alu_limit masking for pointer arithmetic
     - bpf: Add sanity check for upper ptr_limit
     - bpf, selftests: Fix up some test_verifier cases for unprivileged
   * Packaging resync (LP: #1786013)
     - update dkms package versions
   * CVE-2018-13095
     - xfs: More robust inode extent count validation
   * i40e PF reset due to incorrect MDD event (LP: #1772675)
     - i40e: change behavior on PF in response to MDD event
   * Bionic update: upstream stable patchset 2021-03-09 (LP: #1918330)
     - ACPI: sysfs: Prefer "compatible" modalias
     - ARM: dts: imx6qdl-gw52xx: fix duplicate regulator naming
     - wext: fix NULL-ptr-dereference with cfg80211's lack of commit()
     - net: usb: qmi_wwan: added support for Thales Cinterion PLSx3 modem family
     - drivers: soc: atmel: Avoid calling at91_soc_init on non AT91 SoCs
     - drivers: soc: atmel: add null entry at the end of at91_soc_allowed_list[]
     - KVM: x86/pmu: Fix HW_REF_CPU_CYCLES event pseudo-encoding in
     - KVM: x86: get smi pending status correctly
     - xen: Fix XenStore initialisation for XS_LOCAL
     - leds: trigger: fix potential deadlock with libata
     - mt7601u: fix kernel crash unplugging the device
     - mt7601u: fix rx buffer refcounting
     - xen-blkfront: allow discard-* nodes to be optional
     - ARM: imx: build suspend-imx6.S with arm instruction set
     - netfilter: nft_dynset: add timeout extension to template
     - xfrm: Fix oops in xfrm_replay_advance_bmp
     - RDMA/cxgb4: Fix the reported max_recv_sge value
     - iwlwifi: pcie: use jiffies for memory read spin time limit
     - iwlwifi: pcie: reschedule in long-running memory reads
     - mac80211: pause TX while changing interface type
     - can: dev: prevent potential information leak in can_fill_info()
     - x86/entry/64/compat: Preserve r8-r11 in int $0x80
     - x86/entry/64/compat: Fix "x86/entry/64/compat: Preserve r8-r11 in int $0x80"
     - iommu/vt-d: Gracefully handle DMAR units with no supported address widths
     - iommu/vt-d: Don't dereference iommu_device if IOMMU_API is not built
     - NFC: fix resource leak when target index is invalid
     - NFC: fix possible resource leak
     - team: protect features update by RCU to avoid deadlock
     - tcp: fix TLP timer not set when CA_STATE changes from DISORDER to OPEN
     - kernel: kexec: remove the lock operation of system_transition_mutex
     - PM: hibernate: flush swap writer after marking
     - pNFS/NFSv4: Fix a layout segment leak in pnfs_layout_process()
     - net/mlx5: Fix memory leak on flow table creation error flow
     - rxrpc: Fix memory leak in rxrpc_lookup_local
     - net: dsa: bcm_sf2: put device node before return
     - ibmvnic: Ensure that CRQ entry read are correctly ordered
     - ACPI: thermal: Do not call acpi_thermal_check() directly
     - net_sched: gen_estimator: support large ewma log
     - phy: cpcap-usb: Fix warning for missing regulator_disable
     - x86: __always_inline __{rd,wr}msr()
     - scsi: scsi_transport_srp: Don't block target in failfast state
     - scsi: libfc: Avoid invoking response handler twice if ep is already
     - mac80211: fix fast-rx encryption check
     - scsi: ibmvfc: Set default timeout to avoid crash during migration
     - objtool: Don't fail on missing symbol table
     - kthread: Extract KTHREAD_IS_PER_CPU
     - workqueue: Restrict affinity change to rescuer
     - USB: serial: cp210x: add pid/vid for WSDA-200-USB
     - USB: serial: cp210x: add new VID/PID for supporting Teraoka AD2000
     - USB: serial: option: Adding support for Cinterion MV31
     - arm64: dts: ls1046a: fix dcfg address range
     - net: lapb: Copy the skb before sending a packet
     - elfcore: fix building with clang
     - USB: gadget: legacy: fix an error code in eth_bind()
     - USB: usblp: don't call usb_set_interface if there's a single alt
     - usb: dwc2: Fix endpoint direction check in ep_from_windex
     - ovl: fix dentry leak in ovl_get_redirect
     - mac80211: fix station rate table updates on assoc
     - kretprobe: Avoid re-registration of the same kretprobe earlier
     - xhci: fix bounce buffer usage for non-sg list case
     - cifs: report error instead of invalid when revalidating a dentry fails
     - smb3: Fix out-of-bounds bug in SMB2_negotiate()
     - mmc: core: Limit retries when analyse of SDIO tuples fails
     - nvme-pci: avoid the deepest sleep state on Kingston A2000 SSDs
     - ARM: footbridge: fix dc21285 PCI configuration accessors
     - mm: hugetlbfs: fix cannot migrate the fallocated HugeTLB page
     - mm: hugetlb: fix a race between isolating and freeing page
     - mm: hugetlb: remove VM_BUG_ON_PAGE from page_huge_active
     - mm: thp: fix MADV_REMOVE deadlock on shmem THP
     - x86/build: Disable CET instrumentation in the kernel
     - x86/apic: Add extra serialization for non-serializing MSRs
     - Input: xpad - sync supported devices with fork on GitHub
     - iommu/vt-d: Do not use flush-queue when caching-mode is on
     - net: dsa: mv88e6xxx: override existent unicast portvec in port_fdb_add
     - net: mvpp2: TCAM entry enable should be written after SRAM data
     - memblock: do not start bottom-up allocations with kernel_end
     - usb: renesas_usbhs: Clear pipe running flag in usbhs_pkt_pop()
     - genirq/msi: Activate Multi-MSI early whe

Source diff to previous version
1917093 Bionic update: upstream stable patchset 2021-02-26
1919315 binary assembly failures with CONFIG_MODVERSIONS present
1920995 selftests: bpf verifier fails after sanitize_ptr_alu fixes
1786013 Packaging resync
1772675 i40e PF reset due to incorrect MDD event
1918330 Bionic update: upstream stable patchset 2021-03-09
1917918 SRU: Add FUA support for XFS
1917138 Bionic kernel 4.15.0-136 causes dosemu2 (with kvm mode) freezes due to lack of KVM patch
1917034 switch LRM to be signed using the Ubuntu Drivers signing key
1916290 Enforce CONFIG_DRM_BOCHS=m
1898716 Please trust Canonical Livepatch Service kmod signing key
CVE-2018-13095 An issue was discovered in fs/xfs/libxfs/xfs_inode_buf.c in the Linux kernel through 4.17.3. A denial of service (memory corruption and BUG) can occu
CVE-2021-3348 nbd_add_socket in drivers/block/nbd.c in the Linux kernel through 5.10.12 has an ndb_queue_rq use-after-free that could be triggered by local attacke

Version: 4.15.0-1015.19 2021-03-20 02:09:02 UTC

 linux-dell300x (4.15.0-1015.19) bionic; urgency=medium
   * bionic/linux-dell300x: 4.15.0-1015.19 -proposed tracker (LP: #1920152)
   [ Ubuntu: 4.15.0-140.144 ]
   * bionic/linux: 4.15.0-140.144 -proposed tracker (LP: #1920169)
   * CVE-2020-27170
     - bpf: Fix off-by-one for area size in creating mask to left
   * CVE-2020-27171
     - bpf: Prohibit alu ops for pointer types not defining ptr_limit

Source diff to previous version

Version: 4.15.0-1014.18 2021-03-18 06:08:35 UTC

 linux-dell300x (4.15.0-1014.18) bionic; urgency=medium
   * bionic/linux-dell300x: 4.15.0-1014.18 -proposed tracker (LP: #1919200)
   [ Ubuntu: 4.15.0-139.143 ]
   * bionic/linux: 4.15.0-139.143 -proposed tracker (LP: #1919218)
   * CVE-2021-27365
     - scsi: iscsi: Verify lengths on passthrough PDUs
     - sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output
     - scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE
   * CVE-2021-27363 // CVE-2021-27364
     - scsi: iscsi: Restrict sessions and handles to admin capabilities

Source diff to previous version
CVE-2021-27365 An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and c
CVE-2021-27363 An issue was discovered in the Linux kernel through 5.11.3. A kernel pointer leak can be used to determine the address of the iscsi_transport structu
CVE-2021-27364 An issue was discovered in the Linux kernel through 5.11.3. drivers/scsi/scsi_transport_iscsi.c is adversely affected by the ability of an unprivileg

Version: 4.15.0-1013.17 2021-02-25 02:08:00 UTC

 linux-dell300x (4.15.0-1013.17) bionic; urgency=medium
   * bionic/linux-dell300x: 4.15.0-1013.17 -proposed tracker (LP: #1916182)
   [ Ubuntu: 4.15.0-137.141 ]
   * bionic/linux: 4.15.0-137.141 -proposed tracker (LP: #1916199)
   * Fix oops in skb_segment for Bionic series (LP: #1915552)
     - net: permit skb_segment on head_frag frag_list skb
     - net: bpf: add a test for skb_segment in test_bpf module
     - test_bpf: Fix NULL vs IS_ERR() check in test_skb_segment()
   * Bionic update: upstream stable patchset 2021-02-10 (LP: #1915328)
     - net: cdc_ncm: correct overhead in delayed_ndp_size
     - net: vlan: avoid leaks on register_vlan_dev() failures
     - net: ip: always refragment ip defragmented packets
     - net: fix pmtu check in nopmtudisc mode
     - x86/resctrl: Use an IPI instead of task_work_add() to update PQR_ASSOC MSR
     - x86/resctrl: Don't move a task to the same resource group
     - vmlinux.lds.h: Add PGO and AutoFDO input sections
     - drm/i915: Fix mismatch between misplaced vma check and vma insert
     - spi: pxa2xx: Fix use-after-free on unbind
     - iio: imu: st_lsm6dsx: flip irq return logic
     - iio: imu: st_lsm6dsx: fix edge-trigger interrupts
     - ARM: OMAP2+: omap_device: fix idling of devices during probe
     - i2c: sprd: use a specific timeout to avoid system hang up issue
     - cpufreq: powernow-k8: pass policy rather than use cpufreq_cpu_get()
     - spi: stm32: FIFO threshold level - fix align packet size
     - dmaengine: xilinx_dma: check dma_async_device_register return value
     - dmaengine: xilinx_dma: fix mixed_enum_type coverity warning
     - wil6210: select CONFIG_CRC32
     - block: rsxx: select CONFIG_CRC32
     - iommu/intel: Fix memleak in intel_irq_remapping_alloc
     - net/mlx5e: Fix memleak in mlx5e_create_l2_table_groups
     - net/mlx5e: Fix two double free cases
     - wan: ds26522: select CONFIG_BITREVERSE
     - KVM: arm64: Don't access PMCR_EL0 when no PMU is available
     - block: fix use-after-free in disk_part_iter_next
     - net: drop bogus skb with CHECKSUM_PARTIAL and offset beyond end of trimmed
     - net: hns3: fix the number of queues actually used by ARQ
     - net: stmmac: dwmac-sun8i: Balance internal PHY resource references
     - net: stmmac: dwmac-sun8i: Balance internal PHY power
     - net/sonic: Fix some resource leaks in error handling paths
     - net: ipv6: fib: flush exceptions when purging route
     - dmaengine: xilinx_dma: fix incompatible param warning in _child_probe()
     - lightnvm: select CONFIG_CRC32
     - ASoC: dapm: remove widget from dirty list on free
     - MIPS: boot: Fix unaligned access with CONFIG_MIPS_RAW_APPENDED_DTB
     - MIPS: relocatable: fix possible boot hangup with KASLR enabled
     - ACPI: scan: Harden acpi_device_add() against device ID overflows
     - mm/hugetlb: fix potential missing huge page size info
     - dm snapshot: flush merged data before committing metadata
     - r8152: Add Lenovo Powered USB-C Travel Hub
     - ext4: fix bug for rename with RENAME_WHITEOUT
     - ARC: build: remove non-existing bootpImage from KBUILD_IMAGE
     - ARC: build: add uImage.lzma to the top-level target
     - ARC: build: add boot_targets to PHONY
     - btrfs: fix transaction leak and crash after RO remount caused by qgroup
     - ethernet: ucc_geth: fix definition and size of ucc_geth_tx_global_pram
     - arch/arc: add copy_user_page() to to fix build error on ARC
     - misdn: dsp: select CONFIG_BITREVERSE
     - net: ethernet: fs_enet: Add missing MODULE_LICENSE
     - ACPI: scan: add stub acpi_create_platform_device() for !CONFIG_ACPI
     - ARM: picoxcell: fix missing interrupt-parent properties
     - dump_common_audit_data(): fix racy accesses to ->d_name
     - ASoC: Intel: fix error code cnl_set_dsp_D0()
     - NFS4: Fix use-after-free in trace_event_raw_event_nfs4_set_lock
     - pNFS: Mark layout for return if return-on-close was not sent
     - NFS: nfs_igrab_and_active must first reference the superblock
     - ext4: fix superblock checksum failure when setting password salt
     - RDMA/usnic: Fix memleak in find_free_vf_and_create_qp_grp
     - mm, slub: consider rest of partial list if acquire_slab() fails
     - net: sunrpc: interpret the return value of kstrtou32 correctly
     - dm: eliminate potential source of excessive kernel log noise
     - ALSA: firewire-tascam: Fix integer overflow in midi_port_work()
     - ALSA: fireface: Fix integer overflow in transmit_midi_msg()
     - netfilter: conntrack: fix reading nf_conntrack_buckets
     - usb: ohci: Make distrust_firmware param default to false
     - nfsd4: readdirplus shouldn't return parent of export
     - netxen_nic: fix MSI/MSI-x interrupts
     - rndis_host: set proper input size for OID_GEN_PHYSICAL_MEDIUM request
     - esp: avoid unneeded kmap_atomic call
     - net: dcb: Validate netlink message in DCB handler
     - net: dcb: Accept RTM_GETDCB messages carrying set-like DCB commands
     - net: stmmac: Fixed mtu channged by cache aligned
     - net: sit: unregister_netdevice on newlink's error path
     - net: avoid 32 x truesize under-estimation for tiny skbs
     - rxrpc: Fix handling of an unsupported token type in rxrpc_read()
     - tipc: fix NULL deref in tipc_link_xmit()
     - spi: cadence: cache reference clock rate during probe
     - x86/hyperv: check cpu mask after interrupt has been disabled
     - mtd: rawnand: fsl_ifc: check result of SRAM initialization fixup
     - kbuild: enforce -Werror=return-type
     - crypto: x86/crc32c - fix building with clang ias
     - rxrpc: Call state should be read with READ_ONCE() under some circumstances
   * [ssbs-0118] backport SSBS bug (arm64: cpufeature: Detect SSBS and advertise
     to userspace) (LP: #1911376)
     - SAUCE: Move SSBS snippet from arm64_elf_hwcaps to arm64_features
   * Bionic update: upstream stable patchset 2021-01-25 (LP: #1913214)
     - x86/entry/64: Add instru

Source diff to previous version
1915552 Fix oops in skb_segment for Bionic series
1915328 Bionic update: upstream stable patchset 2021-02-10
1911376 [ssbs-0118] backport SSBS bug (arm64: cpufeature: Detect SSBS and advertise to userspace)
1913214 Bionic update: upstream stable patchset 2021-01-25

Version: 4.15.0-1012.16 2021-02-03 22:07:57 UTC

 linux-dell300x (4.15.0-1012.16) bionic; urgency=medium
   * bionic/linux-dell300x: 4.15.0-1012.16 -proposed tracker (LP: #1913090)
   * Bionic update: upstream stable patchset 2021-01-12 (LP: #1911331)
     - [Config] dell300x: updateconfigs for USB_SISUSBVGA_CON
   [ Ubuntu: 4.15.0-136.140 ]
   * bionic/linux: 4.15.0-136.140 -proposed tracker (LP: #1913117)
   * Packaging resync (LP: #1786013)
     - update dkms package versions
     - update dkms package versions
   * Introduce the new NVIDIA 460-server series and update the 460 series
     (LP: #1913200)
     - [Config] dkms-versions -- drop NVIDIA 435 455 and 440-server
     - [Config] dkms-versions -- add the 460-server nvidia driver
   * switch to an autogenerated nvidia series based core via dkms-versions
     (LP: #1912803)
     - [Packaging] nvidia -- use dkms-versions to define versions built
     - [Packaging] update-version-dkms -- maintain flags fields
     - [Config] dkms-versions -- add transitional/skip information for nvidia
   * DMI entry syntax fix for Pegatron / ByteSpeed C15B (LP: #1910639)
     - Input: i8042 - unbreak Pegatron C15B
   * CVE-2020-29372
     - mm: check that mm is still valid in madvise()
   * update ENA driver, incl. new ethtool stats (LP: #1910291)
     - net: ena: change num_queues to num_io_queues for clarity and consistency
     - net: ena: ethtool: get_channels: use combined only
     - net: ena: ethtool: support set_channels callback
     - net: ena: ethtool: remove redundant non-zero check on rc
     - net/amazon: Ensure that driver version is aligned to the linux kernel
     - net: ena: ethtool: clean up minor indentation issue
     - net: ena: remove code that does nothing
     - net: ena: add unmask interrupts statistics to ethtool
     - net: ena: cosmetic: change ena_com_stats_admin stats to u64
     - net: ena: cosmetic: remove unnecessary code
     - net: ena: ethtool: convert stat_offset to 64 bit resolution
     - net: ena: ethtool: Add new device statistics
     - net: ena: Change license into format to SPDX in all files
     - net: ena: Change RSS related macros and variables names
   * CVE-2020-29374
     - gup: document and work around "COW can break either way" issue
   * Bionic update: upstream stable patchset 2021-01-12 (LP: #1911331)
     - spi: bcm2835aux: Fix use-after-free on unbind
     - spi: bcm2835aux: Restore err assignment in bcm2835aux_spi_probe
     - iwlwifi: pcie: limit memory read spin time
     - arm64: dts: rockchip: Assign a fixed index to mmc devices on rk3399 boards.
     - iwlwifi: mvm: fix kernel panic in case of assert during CSA
     - ARC: stack unwinding: don't assume non-current task is sleeping
     - scsi: ufs: Make sure clk scaling happens only when HBA is runtime ACTIVE
     - soc: fsl: dpio: Get the cpumask through cpumask_of(cpu)
     - platform/x86: acer-wmi: add automatic keyboard background light toggle key
     - Input: cm109 - do not stomp on control URB
     - Input: i8042 - add Acer laptops to the i8042 reset list
     - kbuild: avoid static_assert for genksyms
     - scsi: be2iscsi: Revert "Fix a theoretical leak in beiscsi_create_eqs()"
     - x86/mm/mem_encrypt: Fix definition of PMD_FLAGS_DEC_WP
     - PCI: qcom: Add missing reset for ipq806x
     - net: stmmac: free tx skb buffer in stmmac_resume()
     - tcp: fix cwnd-limited bug for TSO deferral where we send nothing
     - net/mlx4_en: Avoid scheduling restart task if it is already running
     - net/mlx4_en: Handle TX error CQE
     - net: stmmac: delete the eee_ctrl_timer after napi disabled
     - net: stmmac: dwmac-meson8b: fix mask definition of the m250_sel mux
     - net: bridge: vlan: fix error return code in __vlan_add()
     - mac80211: mesh: fix mesh_pathtbl_init() error path
     - USB: dummy-hcd: Fix uninitialized array use in init()
     - USB: add RESET_RESUME quirk for Snapscan 1212
     - ALSA: usb-audio: Fix potential out-of-bounds shift
     - ALSA: usb-audio: Fix control 'access overflow' errors from chmap
     - xhci: Give USB2 ports time to enter U3 in bus suspend
     - USB: UAS: introduce a quirk to set no_write_same
     - USB: sisusbvga: Make console support depend on BROKEN
     - [Config] updateconfigs for USB_SISUSBVGA_CON
     - ALSA: pcm: oss: Fix potential out-of-bounds shift
     - serial: 8250_omap: Avoid FIFO corruption caused by MDR1 access
     - drm: fix drm_dp_mst_port refcount leaks in drm_dp_mst_allocate_vcpi
     - pinctrl: merrifield: Set default bias in case no particular value given
     - pinctrl: baytrail: Avoid clearing debounce value when turning it off
     - ARM: dts: sun8i: v3s: fix GIC node memory range
     - gpio: mvebu: fix potential user-after-free on probe
     - scsi: bnx2i: Requires MMU
     - can: softing: softing_netdev_open(): fix error handling
     - RDMA/cm: Fix an attempt to use non-valid pointer when cleaning timewait
     - kernel/cpu: add arch override for clear_tasks_mm_cpumask() mm handling
     - drm/tegra: sor: Disable clocks on error in tegra_sor_init()
     - vxlan: Add needed_headroom for lower device
     - vxlan: Copy needed_tailroom from lowerdev
     - scsi: mpt3sas: Increase IOCInit request timeout to 30s
     - dm table: Remove BUG_ON(in_interrupt())
     - soc/tegra: fuse: Fix index bug in get_process_id
     - USB: serial: option: add interface-number sanity check to flag handling
     - USB: gadget: f_acm: add support for SuperSpeed Plus
     - USB: gadget: f_midi: setup SuperSpeed Plus descriptors
     - usb: gadget: f_fs: Re-use SS descriptors for SuperSpeedPlus
     - USB: gadget: f_rndis: fix bitrate for SuperSpeed and above
     - usb: chipidea: ci_hdrc_imx: Pass DISABLE_DEVICE_STREAMING flag to imx6ul
     - ARM: dts: exynos: fix roles of USB 3.0 ports on Odroid XU
     - ARM: dts: exynos: fix USB 3.0 VBUS control and over-current pins on
     - ARM: dts: exynos: fix USB 3.0 pins supply being turned off on Odroid XU

1911331 Bionic update: upstream stable patchset 2021-01-12
1786013 Packaging resync
1912803 switch to an autogenerated nvidia series based core via dkms-versions
1910639 DMI entry syntax fix for Pegatron / ByteSpeed C15B
1910291 update ENA driver, incl. new ethtool stats
1887190 MSFT Touchpad not working on Lenovo Legion-5 15ARH05
1910599 Bionic update: upstream stable patchset 2021-01-07
1908219 [drm:qxl_enc_commit [qxl]] *ERROR* head number too large or missing monitors config:
1906128 Touchpad not detected on ByteSpeed C15B laptop
1872401 vmx_nm_test in ubuntu_kvm_unit_tests interrupted on X-oracle-4.15 / B-oracle-4.15 / X-KVM / B-KVM
1903596 stack trace in kernel
1906875 Bionic update: upstream stable patchset 2020-12-04
CVE-2020-29372 An issue was discovered in do_madvise in mm/madvise.c in the Linux kernel before 5.6.8. There is a race condition between coredump operations and the
CVE-2020-29374 An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/huge_memory.c. The get_user_pages (aka gup) implementation, when
CVE-2020-27777 A flaw was found in the way RTAS handled memory accesses in userspace to kernel communication. On a locked down (usually due to Secure Boot) guest sy

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